On Wed, Jan 15, 2020 at 2:14 AM Gaius Mulley <gaius.southwa...@gmail.com> wrote:
>
>
> Hello,
>
> Firstly many thanks to all who have worked on the git migration and also
> for the offer of help :-)
>
> I'm seeking a little advice on an efficient way to combine the gm2 git
> repro with the gcc git repro. When gcc was using subversion I had a
> script which untared the gm2 git over the subversion, applied local
> patches to the gcc tree and then it was ready for use. I could git diff
> in the gm2 tree and svn diff in the gcc tree - etc.
>
> I wonder if a similar model can be achieved now gcc uses git?
>
> In essence the gm2 front end adds three subtrees to gcc
>
> libgm2
>
> gcc/m2
>
> gcc/testsuite/gm2
>
> currently these are all in one repro
> gm2/gcc-versionno/{libgm2,gcc/m2,gcc/testsuite/gm2}.
>
> http://git.savannah.gnu.org/cgit/gm2.git/tree
>
> I'm a little cautious of choosing an initial working model without
> knowing the implications. There seem to be many possible solutions
> (subtree, submodule) to name but two.
>
> Disk space is not a concern, the time to recreate a working tree is more
> important.
One thing which you could do is kinda of what glibc did when they
merged glibc and glibc-ports.
Really it would useful if you get GM2 into the base sources of gcc
instead for GCC 11 :).
Thanks,
Andrew Pinski
>
> regards,
> Gaius
